HDMI becomes the most popular digital interface for carrying high quality multimedia interface.
The latest HDMI 1.3 standard offers video bandwidth up to 340 MHz, 16 bit color depth, higher frame rate up to 120Hz, and higher resolutions.
There are several solutions available on the market to extend short point-to-point HDMI interconnect and improve the connectivity. Each solution has its own pros and cons based on transmission distance, performance, cost and east of installation. Below we only concern pure digital transmission options. Any available solutions with analog to digital or digital to analog conversion are excluded in the following comparison.